/*
 * Copyright (c) 2023-2025 110476592@qq.com
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * 1. Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright notice,
 *    this list of conditions and the following disclaimer in the documentation
 *    and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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 */

/**
 * @file painter_factory.cpp
 * @brief 截图工具 
 * @author 110476592@qq.com 
 * @note   承接Qt项目外包定制开发。长期接收C++项目实训学徒,联系QQ：110476592。
 */

 
#include "painter_factory.h"
#include "arrow_line_painter.h"
#include "blur_painter.h"
#include "circle_painter.h" 
#include "pencil_painter.h"
#include "rect_painter.h"
#include "marker_painter.h"
#include "empty_painter.h"


PainterFactory *PainterFactory::s_instance = nullptr;
QMutex PainterFactory::s_mutex;

PainterFactory &PainterFactory::getInstance() 
{
  if (s_instance == nullptr) {
    QMutexLocker locker(&s_mutex);
    if (s_instance == nullptr) {
      s_instance = new PainterFactory();
    }
  }

  return *s_instance;
}

PainterFactory::PainterFactory(QObject *parent) : QObject(parent) {}

AbsPainter &PainterFactory::getPainter(PainterType t)
{
  if(m_painters.contains(t))
  {
    return *m_painters[t];
  }
  return *m_painters[PainterType::NA];
}

void PainterFactory::registerPainter(PainterType t, AbsPainter *painter)
{

  if(m_painters.contains(t)){
    return;
  }
  m_painters[t] = painter;
}

